Set-Top Terminal User Guide

20
There is no
audio from the
center and/or
surround
speakers of a
home theater/
digital receiver
connected to
the set-top
Not all Dolby Digital
®
programs feature full 5:1 surround
sound. In some cases, the programs may only contain left
and right stereo audio.
Verify that the SPDIF cable (round coaxial connector or
square optical connector) is firmly connected to the set-
top and the home theater receiver.
Verify that the home theater receiver is set to a surround
sound audio mode (Dolby Digital, Dolby Pro Logic
®
II,
Dolby Pro Logic).
Verify that the receiver is properly configured to work with
all connected speakers.
There is no
sound when
viewing
channels
If the set-top audio output is connected to the TV, verify
that the
MUTE button on the TV has not been pressed.
Press
MUTE on the remote control to restore the volume
level.
Check that the stereo is connected to the proper audio
ports.
If the set-top audio output is connected to a home theater,
verify that the receiver is set to the appropriate input
source and the
MUTE button on the receiver has not been
pressed.
Be sure the audio cables are firmly connected between
the set-top and the audio playback device (TV, receiver,
or other device).
Turn your VCR on.
Make sure the TV or stereo volume is set to an
appropriate level. For best audio level control, use the
remote control to set the QIP2500 to approximately ¾ of
the maximum volume level and then adjust the audio
levels of the external devices.
Picture or
sound is noisy
on one channel
Reconnect the cable and hand-tighten if loose.
Sound from
only one
stereo speaker
Hand-tighten or reconnect the cables properly. Be sure
wires are not frayed and plugs are not bent or broken.